CVE-2022-0324

HIGH 7.5CVE-2022-0324 · Published 14/11/2022 · updated 17/06/2026

In short

CVE-2022-0324 is a HIGH (CVSS 7.5) vulnerability affecting software for open networking in the cloud (linuxfoundation).
Chance of exploitation in the next 30 days (EPSS): 1.3%, higher than 69.5% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
software for open networking in the cloud linuxfoundation	`= 202111`	No fix yet

Description

There is a vulnerability in DHCPv6 packet parsing code that could be explored by remote attacker to craft a packet that could cause buffer overflow in a memcpy call, leading to out-of-bounds memory write that would cause dhcp6relay to crash. Dhcp6relay is a critical process and could cause dhcp relay docker to shutdown. Discovered by Eugene Lim of GovTech Singapore.

References

sonic-net/sonic-buildimage security advisory · Third Party Advisory
govtech-csg.github.io/security-advisories/2022/11/14/CVE-2022-0324.html · Third Party Advisory

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